Bionics

First artificial heart-lung apparatus

M. von Frey and M. Gruber (Leipzig) build and use the first artificial heart-lung apparatus for organ perfusion studies. Their device relies on a thin film of blood and included heating and cooling chambers, manometers, and sampling outlets, which permits monitoring of temperature, pressure, and blood gases during perfusion.

Dec 4th, 1925

First hemodialysis of 5 patients

G. Haas (Germany) performs first clinical hemodialysis of 5 patients, using a modification of the Hopkins artificial kidney.

Mar 17th, 1940

Heparin used for the first time

Heparin is used for the first time in human patients by Gordon Murray of Toronto.